A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6110-00-669-6726
NSN 5945-01-579-0275
NSN 6650-00-242-0183
NSN 5960-00-591-8591
NSN 6145-01-545-2515
NSN 6685-00-030-8651
NSN 5925-01-246-3703
NSN 6685-01-170-5651
NSN 5895-01-210-0492
NSN
NSN 4140-01-451-8771
NSN 6650-00-677-2577